The inductance of a long solenoid of length 1000 mm wound uniformly with 3000 turns on a cylindrical paper tube of 60 mm diameter is 

(A) 3.2 µH (B) 3.2 mH (C) 32.0 mH (D) 3.2 H

1 Answer

Answer :

The inductance of a long solenoid of length 1000 mm wound uniformly with 3000 turns on a cylindrical paper tube of 60 mm diameter is 32.0 mH

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